RocketDock version 1.3 Beta 1 is a free desktop customization tool for Windows that allows users to add a dock of icons to their desktop. The software features a customizable dock that can be resized, zoomed, and positioned anywhere on the screen. It also supports drag and drop functionality for easy organization of icons, and includes a variety of themes and skins to personalize the appearance of the dock. Additionally, RocketDock allows users to add shortcuts, folders, and even widgets to the dock for quick access to frequently used files and applications.